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CVE-2021-36849

MEDIUM 4.8 CVSS 3.1
Published
July 20, 2022
Last modified
June 17, 2026
NVD status
Modified
Reported by
audit@patchstack.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Description

Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in René Hermenau's Social Media Share Buttons plugin <= 3.8.1 at WordPress.

Affected WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • René Hermenau Social Media Share Buttons | MashShare (WordPress plugin) — From <= 3.8.1 (including) to 3.8.1 (including)
  • social_media_share_buttons_project social_media_share_buttons — Up to and including 3.8.1

References

  • patchstack.com https://patchstack.com/database/vulnerability/mashsharer/wordpress-social-media-share-buttons-plugin-3-8-1-authenticated-stored-cross-site-scripting-xss-vulnerability Third Party Advisory
  • wordpress.org https://wordpress.org/plugins/mashsharer/#developers Release Notes, Vendor Advisory
  • nvd.nist.gov Official NVD record